/*
 * CocosBuilder: http://www.cocosbuilder.com
 *
 * Copyright (c) 2012 Zynga Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#import "NSString+AppendToFile.h"

@implementation NSString (AppendToFile)

- (BOOL)appendToFile:(NSString *)path usingEncoding:(NSStringEncoding)encoding
{
    NSFileHandle *fh = [NSFileHandle fileHandleForWritingAtPath:path]; 
    if (fh == nil)
        return [self writeToFile:path atomically:YES encoding:encoding error:nil];
    
    [fh truncateFileAtOffset:[fh seekToEndOfFile]];
    NSData *encoded = [self dataUsingEncoding:encoding];
    
    if (encoded == nil) return NO;
    
    [fh writeData:encoded];
    return YES;
}

@end
